Access the "Done" button of a MPMoviePlayerController

MoviePlayerControllerDoneButton.h

#import <MediaPlayer/MediaPlayer.h>

/**
 *  Example usage:
 *    UIButton *doneButton = MoviePlayerControllerDoneButton(moviePlayerViewController.moviePlayer);
 *    [doneButton setTitle:@"✖" forState:UIControlStateNormal];
 *    doneButton.titleLabel.font = [UIFont systemFontOfSize:30];
 */

extern UIButton * MoviePlayerControllerDoneButton(MPMoviePlayerController *moviePlayerController);

MoviePlayerControllerDoneButton.m

#import "MoviePlayerControllerDoneButton.h"

static UIButton * DoneButton(UIView *view)
{
	if ([view isKindOfClass:[UIButton class]])
	{
		UIButton *button = (UIButton *)view;
		NSString *buttonTitle = [button titleForState:UIControlStateNormal];
		NSBundle *mediaPlayerBundle = [NSBundle bundleForClass:[MPMoviePlayerViewController class]];
		NSString *doneTitle = [mediaPlayerBundle localizedStringForKey:@"DONE" value:@"" table:@"MediaPlayer"];
		if ([buttonTitle isEqualToString:doneTitle])
			return button;
	}
	
	UIButton *doneButton = nil;
	for (UIView *subview in view.subviews)
	{
		doneButton = DoneButton(subview);
		if (doneButton)
			break;
	}
	
	return doneButton;
}

UIButton * MoviePlayerControllerDoneButton(MPMoviePlayerController *moviePlayerController)
{
	return DoneButton(moviePlayerController.view);
}